They eat the leaves of most eucalypts as well as a number of alien tree species. For more information see Forest health fact sheet number 9.
Classification
from Australian Faunal Directory
Order Lepidoptera - Moths and Butterflies, 10855 named species in Australia
Family SATURNIIDAE (Emperor Moths, 15 species in Australia)
Genus Opodiphthera
Species Opodiphthera eucalypti